With fashionable metallic appearance and unique shape design. The ASTER mod is very comfortable to hold and become popular. Powered by a single high rate 18650 cell, it is capable of ouputting up to 75W of power. With an ergonomically redesigned shape, you can hold it in the palm with ease and comfort. It also can be switched with various modes of VW, Bypass, Smart and TC. You can also upgrade firmware and charge it via side USB port.